The small intestine is specialized for digestive and absorptive functions. It receives the acidic chyme from the stomach. Digestion requires a neutral pH that is achieved by secretions from …

Know the three major strategies to increase the inner surface of the small intestine (plica circularis, villi, and microvilli with glycocalyx). Understand the structural arrangement of …

In this slide be sure you can identify the following: The epithelium covers finger-like villi (singular: villus) projecting into the opening of the intestine, each with a lacteal (lymph capillary) in its …

This slide shows the four layers of the small intestine. A closeup of a villus of the small intestine. Note the goblet cells. Plica Circularis and Villi increase surface area and allow more …

The absorptive surface of the small intestine is increased by microvilli, villi and plicae circularis. Villi - tall, slender finger-like projections. Absorptive Cells (or Enterocytes) - simple columnar …

Virtual microscope slides of the gastrointestinal tract - oral cavity, esophagus, stomach, small intestine, and large intestine.

The absorptive surface of the small intestine is increased by microvilli, villi and plicae circularis. The plicae circularis (or valves of Kerckring) are permanent circular folds of the mucosa and …

Histology Guide - a virtual histology laboratory with zoomable images of microscope slides and electron micrographs.

These patches are clusters of lymph nodules which contain cells that launch immune responses against pathogenic microorganisms.

Feb 9, 2024 · The small intestine is about 5.5 metres (18 feet) long and folds many times to fit in the abdomen. Although it is longer than the large intestine, it is called the small intestine …